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_c71947 _d71947 |
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| 003 | FUTML | ||
| 005 | 20231130102810.0 | ||
| 007 | Ta | ||
| 008 | 231130bx x -usa|||gr|||| 000 0 eng d | ||
| 020 | _a9781498701051 | ||
| 037 | _aB-40989 | ||
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_aFUTML _bEng _cFUTML _dFUTML _eRDA |
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| 050 |
_aTK5105.8865 _bD67 2015 |
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| 100 |
_a Dornheim, S _936167 |
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| 245 |
_aManaging the PSTN transformation: _bA blueprint for a successful migration to IP-based networks/ _cBy Dornheim, S.- _hPrint. |
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| 260 |
_aUnited State: _bCRC PRESS Taylor & Francis Group, _cC 2015 |
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| 300 |
_axxxiii,190p.: _bill.; _c28cm |
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| 590 | _aB-40989/Attahiru/30-11-2023 | ||
| 650 |
_aInternet telephony _920824 |
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| 650 |
_aTelephone systems _936168 |
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| 912 |
_aAttahiru _bAttahiru _cDr Saba |
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_2lcc _cBKS |
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_aI.B.B Library G.K _cTK5105.8865 _d.D67 2015 _g2342140368 _nNC1 |
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